{"message":"Enhanced Production STT & TTS API with Advanced Call Audio Processing","hardware":"CPU","gpu_available":false,"whisper_engine":"Faster-Whisper (2-3x faster)","audio_enhancement":true,"vad_available":true,"tts_model":"chatterbox_multilingual","available_models":{"whisper":["tiny","base","small","medium","large"],"recommended_for_calls":["small","medium","large"]},"audio_processing_features":["Comprehensive SNR & intelligibility analysis","Call recording detection & optimization","Multi-stage noise reduction","Telephony-specific enhancement","Neural-inspired speech enhancement","VAD-based smart segmentation","Multi-pass transcription for low-confidence segments","Anti-hallucination post-processing","Compression artifact detection & restoration"],"endpoints":{"whisper":["/whisper/transcribe","/whisper/tasks"],"streaming":["/whisper/stream"],"tts":["/v1/text-to-speech/{voice_id}"],"health":"/health"}}